#6B45BC
Closest named color: Bluey Purple (#6241C7). oklch(49.8% 0.178 293.6), rgb(107, 69, 188).
Aa
White text reads best on this color (6.55:1).
About this color
#6B45BC is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.178 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.026 away. White text reads best on it, at 6.55:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.20:1 |
| White text | 6.55:1 |
Values
| HEX | #6B45BC |
| RGB | rgb(107, 69, 188) |
| HSL | hsl(259, 47%, 50%) |
| OKLCH | oklch(49.8% 0.178 293.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6B45BC | 6.55:1 | AA | Lc -87.1 | Fine for body text |
| Black text on #6B45BC | 3.20:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #6B45BC text on white | 6.55:1 | AA | Lc 82.0 | Fine for body text |
| #6B45BC text on black | 3.20:1 | AA large text | Lc -19.9 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#DAD4F7
oklch(88.6% 0.048 293.3)
-
Step 300
300
#C3B6F4
oklch(80.9% 0.087 294)
-
Step 400
400
#A58EEE
oklch(70.6% 0.139 293.6)
-
Step 500
500
#916FE8
oklch(63.1% 0.176 293.7)
-
Step 600
600
#7C53D6
oklch(55.5% 0.192 293.6)
-
Step 700
700 (this color)
#6B45BC
oklch(49.8% 0.178 293.6)
-
Step 800
800
#553896
oklch(42.6% 0.147 293.4)
-
Step 900
900
#463278
oklch(37.8% 0.115 293.3)
-
Step 950
950
#291E46
oklch(27.1% 0.072 293.7)
#6B45BC with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #005FC0 | 0.112 |
| Deuteranopia (no green cones) | #005BB9 | 0.112 |
| Tritanopia (no blue cones) | #55607A | 0.140 |
| Achromatopsia (no color) | #5D5D5D | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B45BC
#6B45BC
oklch(49.8% 0.178 293.6)
- #636900
#636900
oklch(49.9% 0.112 113.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6B45BC, closest first.
No curated palette has a color within ΔE 0.04 of #6B45BC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.026
- Iris #6258C4 ΔE 0.045
- Blue With A Hint Of Purple #533CC6 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.052
- Light Indigo #6D5ACF ΔE 0.054
- Blurple #5539CC ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.065
- Rebecca Purple #663399 ΔE 0.067
Use #6B45BC in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.